(h) Securing or collecting debts or enforcing mortgages and security interests in property securing the debts.

(i) Transacting business in interstate commerce.

(j) Conducting an isolated transaction that is completed within 30 days and that is not one in the course of repeated transactions of a like nature.

(k) Owning and controlling a subsidiary corporation incorporated in or transacting business within this state or voting the stock of any corporation which it has lawfully acquired.

(l) Owning a limited partnership interest in a limited partnership that is doing business within this state, unless such limited partner manages or controls the partnership or exercises the powers and duties of a general partner.

(m) Owning, without more, real or personal property.

(3) The list of activities in subsection (2) is not exhaustive.

(4) This section has no application to the question of whether any foreign corporation is subject to service of process and suit in this state under any law of this state.